Standard Science Primary 4 Energy

Luke tested how long it took for a wax ring to melt on rods of different materials. Which material is the POOREST conductor of heat?

A Material X
B Material W
C Material Y
D Material Z
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Worked Solution

Step 1: A poor conductor transfers heat slowly. Step 2: The longer it takes for the wax to melt, the poorer the conductor. Step 3: Material Z took 400 seconds (the longest).

Correct answer: Material Z

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